/*
 * Copyright 2015-2017 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.dcp.jeedcp.modules.sys.web;

import java.util.List;
import java.util.Map;

import javax.servlet.http.HttpServletResponse;

import com.dcp.jeedcp.common.config.Global;
import com.dcp.jeedcp.common.utils.StringUtils;
import com.dcp.jeedcp.common.web.BaseController;
import com.dcp.jeedcp.modules.sys.entity.Area;
import com.dcp.jeedcp.modules.sys.service.AreaService;
import com.dcp.jeedcp.modules.sys.utils.UserUtils;
import com.google.common.collect.Lists;
import com.google.common.collect.Maps;

import org.apache.shiro.authz.annotation.Logical;
import org.apache.shiro.authz.annotation.RequiresPermissions;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.ModelAttribute;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.ResponseBody;
import org.springframework.web.servlet.mvc.support.RedirectAttributes;

/**
 * 区域Controller
 *
 * @author henrycao
 * @version 2013-5-15
 */
@Controller
@RequestMapping(value = "${adminPath}/sys/area")
public class AreaController extends BaseController {

	@Autowired
	private AreaService areaService;

	@ModelAttribute("area")
	public Area get(@RequestParam(required = false) String id) {
		if (StringUtils.isNotBlank(id)) {
			return areaService.get(id);
		} else {
			return new Area();
		}
	}

	@RequiresPermissions("sys:area:list")
	@RequestMapping(value = {"list", ""})
	public String list(Area area, Model model) {
		model.addAttribute("list", areaService.findAll());
		return "modules/sys/areaList";
	}

	@RequiresPermissions(value = {"sys:area:view", "sys:area:add", "sys:area:edit"}, logical = Logical.OR)
	@RequestMapping(value = "form")
	public String form(Area area, Model model) {
		if (area.getParent() == null || area.getParent().getId() == null) {
			area.setParent(UserUtils.getUser().getOffice().getArea());
		} else {
			area.setParent(areaService.get(area.getParent().getId()));
		}

		//		// 自动获取排序号
		//		if (StringUtils.isBlank(area.getId())){
		//			int size = 0;
		//			List<Area> list = areaService.findAll();
		//			for (int i=0; i<list.size(); i++){
		//				Area e = list.get(i);
		//				if (e.getParent()!=null && e.getParent().getId()!=null
		//						&& e.getParent().getId().equals(area.getParent().getId())){
		//					size++;
		//				}
		//			}
		//			area.setCode(area.getParent().getCode() + StringUtils.leftPad(String.valueOf(size > 0 ? size : 1), 4, "0"));
		//		}
		model.addAttribute("area", area);
		return "modules/sys/areaForm";
	}

	@RequiresPermissions(value = {"sys:area:add", "sys:area:edit"}, logical = Logical.OR)
	@RequestMapping(value = "save")
	public String save(Area area, Model model, RedirectAttributes redirectAttributes) {
		if (Global.isDemoMode()) {
			addMessage(redirectAttributes, "演示模式，不允许操作");
			return "redirect:" + adminPath + "/sys/area";
		}
		if (!beanValidator(model, area)) {
			return form(area, model);
		}
		areaService.save(area);
		addMessage(redirectAttributes, "保存区域'" + area.getName() + "'成功");
		return "redirect:" + adminPath + "/sys/area/";
	}

	@RequiresPermissions("sys:area:del")
	@RequestMapping(value = "delete")
	public String delete(Area area, RedirectAttributes redirectAttributes) {
		if (Global.isDemoMode()) {
			addMessage(redirectAttributes, "演示模式，不允许操作");
			return "redirect:" + adminPath + "/sys/area";
		}
		//		if (Area.isRoot(id)){
		//			addMessage(redirectAttributes, "删除区域失败, 不允许删除顶级区域或编号为空");
		//		}else{
		areaService.delete(area);
		addMessage(redirectAttributes, "删除区域成功");
		//		}
		return "redirect:" + adminPath + "/sys/area/";
	}

	@RequiresPermissions("user")
	@ResponseBody
	@RequestMapping(value = "treeData")
	public List<Map<String, Object>> treeData(@RequestParam(required = false) String extId, HttpServletResponse response) {
		List<Map<String, Object>> mapList = Lists.newArrayList();
		List<Area> list = areaService.findAll();
		for (int i = 0; i < list.size(); i++) {
			Area e = list.get(i);
			if (StringUtils.isBlank(extId) || (extId != null && !extId.equals(e.getId()) && e.getParentIds().indexOf("," + extId + ",") == -1)) {
				Map<String, Object> map = Maps.newHashMap();
				map.put("id", e.getId());
				map.put("pId", e.getParentId());
				map.put("name", e.getName());
				mapList.add(map);
			}
		}
		return mapList;
	}
}
